Java Backend Developer

At Aubay Portugal, we work daily with some of the largest organisations across sectors such as banking, insurance, telecommunications and energy, helping to build and evolve critical systems that support millions of users. We have been in Portugal since 2007 and are part of an international group with a presence in several European countries. More than technology, we build close relationships and deliver real-impact projects.

What will you do?

• Develop, maintain, and continuously improve robust backend services and integrations for business-critical applications.
• Design and implement scalable software solutions using Java, Spring Boot, REST APIs, and microservices architectures.
• Collaborate with architectural leads to ensure adherence to security requirements and development standards.
• Participate in code reviews and contribute to code quality, performance optimization, and technical improvements.
• Utilize AI-assisted development tools to enhance software quality, efficiency, and developer productivity.
• Contribute to CI/CD pipelines, DevOps practices, automated testing, and agile ceremonies.

What are we looking for?

At Aubay, our focus is on professionals who bring both technical expertise and the right mindset:

• Proven professional experience of at least 6 years in Java backend development, specifically with Spring Boot.
• Solid expertise in designing and implementing REST APIs, microservices, and backend integrations.
• Experience with messaging technologies (e.g., Kafka, RabbitMQ), databases (SQL/NoSQL), and CI/CD pipelines.
• Knowledge of containerization technologies (Kubernetes) and cloud platforms (AWS preferred).
• Demonstrated experience with AI-assisted development tools and agile methodologies.
• Fluent English and Portuguese language skills, both written and spoken.

What can we offer?

At Aubay, we invest in your development and well-being:

• Continuous growth through our Training Academy, with technical and soft skills training, mentoring, tech communities, workshops and in-person meetups;
• Close support with regular feedback and a structured career advancement model;
• Comprehensive health insurance, including dental coverage, as well as access to a mental health platform and well-being initiatives;
• Team-oriented environment, including events and initiatives to promote connection and team spirit;
• Personal and family life support, from the moment your children are born and throughout their educational path;
• Access to a language platform with conversational classes in multiple languages;
• Project-tailored work model: Hybrid (1 day/week on-site).

What will you find here?

• A close-knit and informal environment, where direct communication is preferred and people are valued;
• Recognition of your contribution, with initiatives that celebrate meaningful moments;
• Freedom to be yourself, without unnecessary formalities;
• Teams where knowledge sharing, collaboration and joint growth are a reality.

Personal Data collected by AUBAY PORTUGAL as Data Controller, regarding the identification, contact and professional capabilities of the candidates, in the present procedure, will be processed for the application analysis, having in consideration that the processing is conducted in order to take the steps, at the request of the data subject, prior to entering into a contract; Personal data sent through the present application will be kept by Aubay during the application procedure and will remain stored whilst updated (for two years period). The collected data might be transferred or include other processing activities, as long as the data subject is informed, in the occurrence of a standard application and selection procedure, for the compliance of legal obligations for the time required by law. For any queries or request regarding personal data protection rights, the Data Subject may contact AUBAY PORTUGAL's headquarters in Avenida Duque D'Ávila, nº46 em Lisboa or use the DPO's e-mail - [email protected]. The Data Subject also has the right to file a complaint with the National Data Protection Authority – www.cnpd.pt. (please do not include data regarding racial or ethnical origins, political opinions, religion, philosophy, biometrical data, health data, sexual life and orientation, or relating to criminal convictions and offences.)